Dr. Sajjan Kumar is an Assistant Professor in the Department of Electrical and Electronics Engineering at the SSN School of Engineering, Shiv Nadar University Chennai. Prior to joining Shiv Nadar University Chennai in July 2026, Dr. Kumar served as an Assistant Professor at SSN College of Engineering, Chennai and other reputed institutions. He has over a decade of experience in teaching and research. He received his Ph.D. in 2021 from Jadavpur University, Kolkata, where his doctoral research focused on the Design Optimization of Distributed Generation Systems using Soft Computing Techniques.

Dr. Kumar’s current research spans smart grids, hybrid renewable energy systems, microgrids, electric vehicle integration, distributed generation, energy management, AI-driven optimization of power systems, IoT and embedded systems for sustainable developments. He is particularly interested in applying machine learning and nature-inspired optimization algorithms to solve complex engineering problems in modern electrical networks. His work aims to improve the reliability, efficiency, and sustainability of future electrical energy systems.

Dr. Kumar has published extensively in internationally reputed SCI-indexed journals and has presented his research work at several reputed international conferences. His research was also featured at the Young Scientist Kolleg (Colloquium) organized by the Humboldt Club Calcutta and sponsored by the Alexander von Humboldt (AvH) Foundation, Germany.

He is a Senior Member of IEEE and a professional member of NFE (National Federation of Engineers for Electrical Safety). Beyond research, Dr. Kumar is actively engaged in academic leadership and professional services. He has organized several international conferences, faculty development programmes, and technical workshops, delivered invited keynote lectures, and contributed to the IEEE community by establishing a Student Branch and serving as its Student Branch Counselor.

Work Experience

• Assistant Professor in EEE department, SSN School of Engineering, Shiv Nadar University, Chennai, Tamil Nadu, India from 01/07/2026 to till now.
• Assistant Professor in EEE department, SSN College of Engineering, Kalavakkam, Tamil Nadu, India from 06/12/2022 to 30/06/2026. (3 Years, 6 Months, 24 Days)
• Assistant Professor in EEE department, Aditya Engineering College (Autonomous), Surampalem, Andhra Pradesh, India from 12/08/2021 to 22/11/2022. (1 Year, 3 Months, 10 Days)
• Assistant Professor in EE department, Gargi Memorial Institute of Technology (GMIT), Baruipur, Kolkata from 31/07/2019 to 10/08/2021. (2 Years, 10 Days)
• Research experience on “Study of hybrid grid performance with distributed generation” as a Senior Research Fellow (SRF) of UGC UPE II under the guidance of Prof. Kamal K. Mandal, Power Engineering Department, Jadavpur University, Kolkata, from 27/11/2012 to 31/03/2019. (6 Years, 4 Months, 4 Days)
• Assistant Professor in EEE department at NITMAS College, W.B., from 28/07/2012 to 26/11/2012. (3 Months, 29 Days)

Projects

Funded Project 

• Dynamic Reserve Power Point Tracking in Grid-Connected PV System. Funder: SSN Trust, Role: PI, Funding amount: Rs. 3.8 lakh, Status: Completed

Publications

Journal Papers

1. Sajjan Kumar, Venkatakrishnan G R, Rengaraj R, Amit Kumar and Pankaj Kumar, “Enhancing grid stability using dynamic reserve power point tracking techniques”, PLoS One, Vol. 21, No. 6, pp. 1-20, 2026. (Q1 –SCIE – IF 3.2).
2. Subhash Yadav, Pradeep Kumar, Sajjan Kumarand Ashwani Kumar, “Energy management and techno-economic-environmental analysis of hybrid renewable energy based isolated microgrid with various energy storage technologies”, International Journal of Hydrogen Energy, Elsevier, 217, No. 153890, pp. 1-21, 2026. (Q1 – SCIE – IF 8.3).
3. Maity A., Kumar S., Pattanayak P. et al., “Optimal design and operation of grid-connected hybrid microgrid system using pelican optimization algorithm”, Scientific Reports, Springer Nature (2026). Article in press. (Q1 –SCIE – IF 3.9).
4. Mondal, S. Biswas, S. Dutta, A. Bhattacharya, S. Kumar, and S. Dutta, “Probabilistic optimal power flow analysis for optimal deployment of Unified power flow controller in renewable integrated hydro power systems using marine predators algorithm”, Energy Reports, Elsevier, Vol. 15, No. 108899, pp. 1-26, 2026. (Q1 –SCIE – IF 5.1)
5. Maity, A. Roy, S. Pramanik, P. Pattanayak and S. Kumar, “Revolutionizing Energy: Smart Microgrids Driving down Costs and Carbon Foot-Print Emissions through Advanced Spider Wasp optimization and BiGRU Techniques”, CIGRE Science & Engineering Journal, CSE 038, pp. 1-38, 2025. (Q3 – Scopus).
6. Roy, S. Dutta, S. Biswas, A. Bhattacharya, S. Kumar, S. Dutta and P.K. Roy, “Delay margin analysis of FOTID controller for RES based EV system using MMGPE optimization”, Energy Conversion and Management: X, Elsevier, Vol. 27, No. 101151, pp. 1-25, 2025. (Q1 –SCIE – IF 7.6)
7. Anirban Maity, Atanu Roy, Sajjan Kumaral., “A Hybrid Machine Learning Approach to Power Load Optimization and Emission Reduction in Rural Microgrids”, Engineering proceedings, MDPI Vol. 93, No. 21, pp. 1-12, 2025. (Q3 – Scopus).
8. Anirban Maity, Sajjan Kumar, Pulok Pattanayak, “Optimization of Grid-Connected Hybrid Microgrid System with EV Charging Using Pelican Optimization Algorithm”, Engineering proceedings, MDPI; Vol. 93, No. 1, pp. 1-10, 2025. (Q3 – Scopus).
9. Hazra, D. Datta, C. Paul, P.K. Roy, S. Sultana, S. Kumar, S. Dutta, “Electric vehicle integrated tidal-solar-wind-hydro-thermal systems for strengthening the microgrid and environment sustainability”, Scientific Reports, Springer Nature (2025), 15(1), p. 14888. (Q1 –SCIE – IF 3.9)
10. Susmita Sau, Sajjan Kumar, Sankar Narayan Patra, Subhash Chandra Panja, “Signaling Relay Contact Failure Analysis with 3D Profilometry, SEM and EDS”, SSRG International Journal of Mechanical Engineering, vol. 11, no. 1, pp. 28-38, 2024. (Scopus).
11. Basu, S. Kumarand M. Basu, “Horse herd optimization algorithm for economic dispatch problems” Engineering Optimization, Taylor & Francis (2022). 55(5), 806–822. DOI: 10.1080/0305215X.2022.2035378. (Q2 –SCIE, WoS – IF 2.5).
12. Kumar, K. K. Mandal, and N. Chakraborty, “Optimal Placement of Different Types of DG Units Considering Various Load Models Using Novel Multiobjective Quasi-Oppositional Grey Wolf Optimizer” Soft Computing, Springer (2021).  25, 4845–4864. https://doi.org/10.1007/s00500-020-05494-3. (Q2 –SCIE – IF 3.732)
13. Kumar, K. K. Mandal, and N. Chakraborty, “Optimal DG Placement by Multi-Objective Opposition Based Chaotic Differential Evolution for Techno-Economic Analysis”, Applied Soft Computing Journal, Elsevier(2019). 78: 70-83. (Q1 – SCIE – IF 8.263)
14. Kumar, K. K. Mandal, and N. Chakraborty, “A novel opposition-based tuned-chaotic differential evolution technique for techno-economic analysis by optimal placement of distributed generation”, Engineering Optimization, Taylor & Francis (2019). 52(2), 303–324. DOI: 10.1080/0305215X.2019.1585832. (Q2 –SCIE, WoS – IF 2.5)
15. Ghosh,S. Kumar, S. Mandal and K. K. Mandal, “Optimal Sizing and Placement of DG Units in Radial Distribution System Using Cuckoo Search Algorithm”, Special Issue Publication in International Journal of Applied Engineering Research, Research India Publications (2017). 12(1): 362-369. (SCOPUS & UGC at the time of publication)

Book Series/Chapters and Conference Papers

16. Sudharshan S, Vishnuvarthan K, Ramkumar A, Sajjan Kumar, “Impact Analysis and Load Optimization of EV Charging Stations on Urban Distribution Grid”, 7th International Conference on Computational Intelligence and Industry 5.0 (ICCII-2026).
17. Chitra A., Sajjan Kumar, “Optimal Techno-Economic Assessment of a Grid-connected Hybrid System using HOMER Pro”, 7th International Conference on Computational Intelligence and Industry 5.0 (ICCII-2026).
18. S Anbu Suchitra, K Harini Shri, M Harini, Ak Illakkiya, Sajjan Kumar, “IoT-Based Smart Cardiac Health Monitoring System for Remote Area Applications”, 7th International Conference on Computational Intelligence and Industry 5.0 (ICCII-2026).
19. Karthik Kishan B, Kishore S P, Krishnapriya S, Sajjan Kumar, “Design and Development of Smart and Dynamic Reactive Power Compensation”, International Conference on Technological Innovation in Electrical and electronics Engineering (ICTIEEE-2026).
20. Sajjan Kumar, Harini Sree S., Khavipriya D., & Kaviasri J., “Comparative Analysis of Optimal DG Placement and Different Demand Side Load Management Strategies on Radial Distribution Network”, 1^stInternational Conference on Smart Technology for Emerging Problems (STEP2025).
21. Anirban Maity, Sajjan Kumar, Pulok Pattanayak, “Techno-Economic Analysis of Hybrid Microgrid System with EV Charging Facility”, 1^stInternational Conference on Smart Technology for Emerging Problems (STEP2025).
22. Sajjan Kumar, Venkatakrishnan G.R., Rengaraj R., Saimidra S.S., Shivani S.M. and Vishnuppriyan B., “Enhancing Grid Stability Through Dynamic Reserve Power Point Tracking Techniques”, 1^stInternational Conference on Smart Technology for Emerging Problems (STEP2025).
23. Abishek J,Sajjan Kumar, Atanu Roy, Najeeb Ahmad, & Anirban Maity, “IoT-Based Remote Monitoring and Fault Diagnosis of Wind Turbine”, 2025 Second International Conference on Emerging Trends in Electrical Machines, Power and Energy Systems (EMPOWER 2025).
24. Sajjan Kumar, Atanu Roy, & Anirban Maity, “Design and Implementation of IoT-Based Real-Time Monitoring and Control of Wind Turbines”, 3rd International Conference on Smart Grid Energy Systems and Control (SGESC-2025).
25. Kondragunta S., Harshavardhan J, Jaiswal A., Kumar S.& Varalakshmi S. (2024), “IoT Controlled DC-DC Converter for Remote Power Monitoring and Control”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
26. Anirban Maity, Sajjan Kumar, Pulok Pattanayak & Subhash Yadav, “Optimal Design of Hybrid Microgrid for a University Campus using HOMER Software”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
27. Apurba Mandal, Sajjan Kumar, V. V. L. Kala Bharathi, Bhimsen Tudu, & K. K. Mandal, “Comparative Performance Evaluation of Conventional Fly-back Converter and Interleaved Fly-back Converter for Solar PV System”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
28. Bhimsen Tudu, Debajyoti Datta, Sajjan Kumar, Chakka Ayyappa Raju, & Shwetank Avikal, “Techno-Economic Evaluation of Hybrid Renewable Energy Systems (HRES) for Rural Electrification in West Bengal”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
29. Bhavtosh Awasthi, Sandeep Gupta, Sajjan Kumar, Aprna Tripathi, “Business Management and Planning using Queuing Model with Heterogeneous Customers for Electrical Application”, International Conference on Intelligent Data Communication Technologies and Internet of Things (IDCIoT-2024), IEEE Xplore.
30. Subhash Yadav, Sajjan Kumar, Anirban Maity, Pemmanaboidi srihari dattabhimaraju, P Subbaraju Mummidi & Shwetank Avikal, “Optimal Design of Isolated Microgrid for Remote Location in India”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
31. Binet Kumar Mishra, Atanu Roy, Venkata Veeranjaneyulu I, Anirban Maity, Sajjan Kumar, Anubhab Sheet & Debajyoti Dutta, “A Review of India’s Renewable Energy Transition: Policies, Achievements, and Integration Challenges”, 10th International Conference on Electrical Energy Systems 2024 (ICEES-2024), IEEE Xplore.
32. Maity, S. Kumar, and P. Pattanayak. “Hybrid Energy Initiative for University Campus: A Techno-Economic Case Study” 2023 International Conference on Advanced & Global Engineering Challenges (AGEC), Surampalem, Kakinada, India, 2023, pp. 168-173. IEEE Xplore.DOI: 10.1109/AGEC57922.2023.00043
33. Sau, D. Sarkar, S.C. Panja, S.N. Patra and S. Kumar, “Analysis of Axle Counter Performance: A Case Study of Kolkata Metro Railway” Accepted for publication in IEEE International on Advanced and Global Engineering Challenges (AGEC-2023), to be published in IEEE Xplore.
34. Sardar, S., Ganguly, A., Roy, A., Banerjee, S., Kumar, S. (2023). Energy-Efficient Railway Lighting Design—A Case Study. Published in Smart Energy and Advancement in Power Technologies. Lecture Notes in Electrical Engineering, vol 926: pp 597–605, Springer Singapore.
35. Rahul Shaw, Swarup Kumar Das and Kumar, “Dual Axis Solar Tracking System” International Conference on Innovations in Clean Energy Technologies (ICET 2020), Published in Advances in Clean Energy Technologies, Chapter 74: 963:972, 2021, Springer Proceedings in Energy, Singapore.
36. Sau, S. Kumar, D. Sarkar, S. Mondal and S.N. Patra, “Real-time Monitoring of Power Line Data Using Wireless Sensor Network and PowerExcel Software” Advances in Computer, Communication and Control, Lecture Notes in Network and System (LNNS) Book Series, 41: 253-262, 2019 Springer Singapore.
37. Biswal, A. Ghosh, S. Kumar,N. Chakraborty and S. K. Goswami, “Cuckoo Search Based Cost Minimization of Optimal Capacitor and DG Allocation in Radial Distribution Systems” National Power System Conference (NPSC) – 2018, to be published in IEEE Xplore.
38. Kumar, K. K. Mandal, and N. Chakraborty, “Multiple DG Allocation in Radial Distribution System using Opposition Based Chaotic Differential Evolution Technique”, International Conference on Innovations in Power and Advanced Computing Technologies (i-PACT) 2017, pp 1-7, 2017 IEEE Xplore.
39. Mandal,K. K. Mandal and S. Kumar, “A New Optimization Technique for Optimal Reactive Power Scheduling Using Jaya Algorithm”, International Conference on Innovations in Power and Advanced Computing Technologies (i-PACT) 2017, pp 1-5, 2017 IEEE Xplore.
40. Chakraborty, S. Kumar, B. Tudu, K. K. Mandal and I. Mukherjee “Dynamic Response Analysis of a Back-to-Back Converter based DFIG Wind Farm under Variable Wind Speed” 2^ndInternational Conference on Communication and Electronics Systems (ICCES 2017), pp 116-121, 2017 IEEE Xplore.
41. Chakraborty, S. Kumar, B. Tudu and K. K. Mandal “Analyzing the Dynamic Behavior of a DFIG-based Wind Farm under Sudden Grid Disturbances” International Conference on Intelligent Sustainable Systems (ICISS 2017), pp 336-341, 2017IEEE Xplore.
42. Kumar, K. K. Mandal, and N. Chakraborty, “Comparative Performance Study of Various PSO Techniques for Multiple Allocations of DG Units in Radial Distribution System”, International Conference on Power, Communication and Information Technology Conference (PCITC) 2015, IEEE Xplore.
43. Kumar, D. Pal,K. K. Mandal, and N. Chakraborty, “Optimal Allocation of Multiple DG Units in Radial Distribution System Using Modified Differential Evolution Technique”, 1^st International Conference on Control, Instrumentation, Energy and Communication (CIEC) 14, pp. 440-444, 2014 IEEE Xplore.
44. Pal,S. Kumar, K. K. Mandal, and N. Chakraborty, “Multi-Objective Congestion Management Using Hybrid Differential Evolution in a Deregulated Power System”, 1^st International Conference on Control, Instrumentation, Energy and Communication (CIEC) 14, pp 459-463, 2014 IEEE Xplore.
45. Kumar, D. Pal, K. K. Mandal, and N. Chakraborty, “Performance Study of a New Modified Differential Evolution Technique Applied for Optimal Placement and Sizing of Distributed Generation”,4^th Joint International Conference on Swarm, Evolutionary and Memetic Computing (SEMCCO 2013), Part I, Lecture Notes in Computer Science (LNCS) Book Series, Vol. 8297, pp. 189–198, 2013. Publisher: Springer International Publishing Switzerland.
46. Kumar, S. Sau, D. Pal et al. “Parametric Performance Evaluation of Different Types of Particle Swarm Optimization Techniques Applied in Distributed Generation System”, Proc. of the Int. Conf. on Frontiers of Intelligent Computing: Theory and Applications (FICTA), Adv. in Intelligent Systems and Computing (AISC) Book Series, Vol. 199, 2013, pp 349-356. Publisher: Springer Berlin Heidelberg.
47. Pal, S. Kumar, B. Tudu et al. “Efficient and Automatic Reconfiguration and Service Restoration in Radial Distribution System Using Differential Evolution”, Proc. of the Int. Conf. on Frontiers of Intelligent Computing: Theory and Applications (FICTA), Adv. in Intelligent Systems and Computing (AISC) Book Series, Vol. 199, 2013, pp 365-372. Publisher: Springer Berlin Heidelberg.
48. Tudu, P. Roy, S. Kumaret al. “Techno-Economic Feasibility Analysis of Hybrid Renewable Energy System Using Improved Version of Particle Swarm Optimization”, 3^rd International Conference, SEMCCO, Lecture Notes in Computer Science (LNCS) Book Series, Vol. 7677, 2012, pp 116-123. Publisher: Springer Berlin Heidelberg.

Membership

• IEEE Senior Member (Membership ID: 92765235)
• National Federation of Engineers for Electrical Safety (NFE). (Membership ID: NFE/25-26/M2443)

Area of Research

• Power System Optimization
• Green and Hybrid Renewable Energy Systems
• Distributed Generation, Microgrid and Smart-Grid Systems
• Application of Soft Computing Optimization Techniques in different engineering problems
• IoT and embedded systems for sustainable developments

Links

• LinkedIn: https://www.linkedin.com/in/dr-sajjan-kumar-97368a158/

• Google Scholar: https://scholar.google.com/citations?hl=en&user=3HryGFIAAAAJ

• Research Gate: https://www.researchgate.net/profile/Sajjan-Kumar?ev=hdr_xprf